Sodium Tripolyphosphate STPP cas 7758-29-4(food grade)
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Sodium Tripolyphosphate

STPP  cas :7758-29-4

china  suppliers supplier  supply  MSDS 

specs :food grade 

                                          

STANDARD
GB1034-91
VALIDITY
Two Years
ITEMS
SPECIFICATION
RESULTS
Assay Na5P3O10 %  
94.0 Min.
95.56
P2 O 5 %  
56.5 Min.
57.08
Water Insoluble Matter %
0.05 Max.
0.03
Iron(Fe) %
100ppm Max.
17ppm
PH value (1% water solution)
9.5-10.0
9.72
Heavy Metal (as Pb) %
10ppm Max.
2ppm
Arsenic (As) %
3ppm Max.
2ppm
Fluoride (F) %
30ppm Max.
9ppm
Whiteness %  
90 Min.
91.12
density
0.65 to 0.9
0.81
 

 
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